Armilla Pohan, C. et al. 2026. The Influence of Discounts, Free Shipping, and Flash Sales on Impulse Buying Behavior of Online Shop Consumers at Madame Na. International Journal of Educational Research & Social Sciences . 7, 4 (Aug. 2026), 342–353. DOI:https://doi.org/10.51601/ijersc.v7i4.1062.